Graco Gusmer H-20/35 Pro User manual

Repair Kit
H-20/35™Pro
Repair Kits
For replacing H-20/35 Pro Proportioner electrical components.
See page 2 for repair kits covered in this manual.
Disassembly
1. Prior to removing old switch, make note of wiring ori-
entation or refer to your system’s electrical schemat-
ics.
2. Remove contact block and mounting latch from
switch. Use a flat head screwdriver to rotate tab on
mounting latch clockwise to unlock mounting latch
from switch.
3. Remove switch from display panel.
Assembly
1. Assemble supplied contact blocks to mounting latch.
Align tab on top of block with correct slot or latch,
and snap bottom into place.
NOTE:
Position contact blocks as shown in the following figure.
Not every kit includes all contact blocks shown. Position
supplied contact blocks as shown.
Important Safety Instructions
Read all warnings and instructions in this manual
and in manual 311393. Save both sets of instruc-
tions.
Mounting
Latch Tab
Back
Front
Kit 288624 Shown
LED Block (middle)
N.O. Contact Block
(right)
N.C. Contact Block (left)
313263A

All written and visual data contained in this document reflects the latest product information available at the time of publication.
Graco reserves the right to make changes at any time without notice.
This manual contains English. MM 313263
Graco Headquarters: Minneapolis
International Offices: Belgium, China, Japan, Korea
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
Copyright 2008, Graco Inc. is registered to I.S. EN ISO 9001
www.graco.com
2. Fasten switch/light to display panel in desired posi-
tion. Tighten locknut.
3. Press contact block/mounting latch assembly onto
mounted switch/light until it snaps into place.
4. Reconnect all electrical connections.
Electrical Component Repair Kits
Hydraulic Motor Switch Kit 288624
Power Control Switch Kit 288625
Pump Direction Light Kit 288626
Power Display Light Kit 288627
Stroke Switch Kit 288630
Emergency Stop Switch Kit 288631
Description Qty.
LED, green 1
SWITCH, selector, A/B; green 1
LATCH, mounting 1
BLOCK, contact, normally open 1
BLOCK, contact, normally closed 1
Description Qty.
LED, yellow 1
SWITCH, selector, A/B; yellow 1
LATCH, mounting 1
BLOCK, contact, normally open 1
BLOCK, contact, normally closed 1
Kit 288624 Shown
Locknut
Mounting Latch
Switch
Description Qty.
LED, yellow 1
SWITCH, selector, A/B; yellow 1
LATCH, mounting 1
LED, block 1
LENS, amber 1
Description Qty.
LED, white 1
LATCH, mounting 1
LED, block 1
LENS, clear 1
Description Qty.
LATCH, mounting 1
BLOCK, contact, normally open 2
SWITCH, selector, 3 position 1
Description Qty.
LATCH, mounting 1
BLOCK, contact, normally closed 1
SWITCH, push button, emergency
stop; red
1